Date of Presentation:9/28/2023

Attending pathologist: Anil Parwani, MD, PhD, MBA

Presented by: Lucas Bushrow, DO

Prepared by: Kristina Slyh, OMS2

Organ:Kidney

HISTORY:

A male in his 20’s presented with a preop diagnosis of anuria, and a history of ESRD, kidney transplant failure, hypertension, posterior urethral valves, stomach ulcer, internal hemorrhoids, and GI bleed.

Cysturethroscopy revealed dilated posterior urethra with diffuse frondlar lesions in proximal urethra and bladder suggestive of cystitis cystica. Site was biopsied with cold cup biopsy forceps and fulgrated with Bugnee electrode.

A 0.4x0.3x0.2cm tan-pink soft tissue labeled “prostatic urethra biopsy” was grossed.

GROSS:

Microscopic image possibly detecting cancerous areas in human tissue
Microscopic image possibly detecting cancerous areas in human tissue
Microscopic image possibly detecting cancerous areas in human tissue

What is the most likely diagnosis?

  1. Polypoid urethritis
  2. Inverted urothelial papilloma
  3. Cystitis cystica
  4. Prostatic ductal adenocarcinoma
Polypoid urethritis